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| Mirrors > Home > MPE Home > Th. List > cnncvsmulassdemo | Structured version Visualization version GIF version | ||
| Description: Derive the associative law for complex number multiplication mulass 11269 interpreted as scalar multiplication to demonstrate the use of the properties of a normed subcomplex vector space for the complex numbers. (Contributed by AV, 9-Oct-2021.) (Proof modification is discouraged.) |
| Ref | Expression |
|---|---|
| cnncvsmulassdemo | ⊢ ((𝐴 ∈ ℂ ∧ 𝐵 ∈ ℂ ∧ 𝐶 ∈ ℂ) → ((𝐴 · 𝐵) · 𝐶) = (𝐴 · (𝐵 · 𝐶))) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | eqid 2761 | . . . 4 ⊢ (ringLMod‘ℂfld) = (ringLMod‘ℂfld) | |
| 2 | 1 | cncvs 25446 | . . 3 ⊢ (ringLMod‘ℂfld) ∈ ℂVec |
| 3 | id 23 | . . . 4 ⊢ ((ringLMod‘ℂfld) ∈ ℂVec → (ringLMod‘ℂfld) ∈ ℂVec) | |
| 4 | 3 | cvsclm 25427 | . . 3 ⊢ ((ringLMod‘ℂfld) ∈ ℂVec → (ringLMod‘ℂfld) ∈ ℂMod) |
| 5 | 2, 4 | ax-mp 5 | . 2 ⊢ (ringLMod‘ℂfld) ∈ ℂMod |
| 6 | 1 | cnrbas 25443 | . . . 4 ⊢ (Base‘(ringLMod‘ℂfld)) = ℂ |
| 7 | 6 | eqcomi 2770 | . . 3 ⊢ ℂ = (Base‘(ringLMod‘ℂfld)) |
| 8 | cnfldex 21661 | . . . 4 ⊢ ℂfld ∈ V | |
| 9 | rlmsca 21453 | . . . 4 ⊢ (ℂfld ∈ V → ℂfld = (Scalar‘(ringLMod‘ℂfld))) | |
| 10 | 8, 9 | ax-mp 5 | . . 3 ⊢ ℂfld = (Scalar‘(ringLMod‘ℂfld)) |
| 11 | cnfldmul 21666 | . . . 4 ⊢ · = (.r‘ℂfld) | |
| 12 | rlmvsca 21455 | . . . 4 ⊢ (.r‘ℂfld) = ( ·𝑠 ‘(ringLMod‘ℂfld)) | |
| 13 | 11, 12 | eqtri 2784 | . . 3 ⊢ · = ( ·𝑠 ‘(ringLMod‘ℂfld)) |
| 14 | cnfldbas 21662 | . . . . 5 ⊢ ℂ = (Base‘ℂfld) | |
| 15 | 14 | eqcomi 2770 | . . . 4 ⊢ (Base‘ℂfld) = ℂ |
| 16 | 15 | eqcomi 2770 | . . 3 ⊢ ℂ = (Base‘ℂfld) |
| 17 | 7, 10, 13, 16 | clmvsass 25390 | . 2 ⊢ (((ringLMod‘ℂfld) ∈ ℂMod ∧ (𝐴 ∈ ℂ ∧ 𝐵 ∈ ℂ ∧ 𝐶 ∈ ℂ)) → ((𝐴 · 𝐵) · 𝐶) = (𝐴 · (𝐵 · 𝐶))) |
| 18 | 5, 17 | mpan 703 | 1 ⊢ ((𝐴 ∈ ℂ ∧ 𝐵 ∈ ℂ ∧ 𝐶 ∈ ℂ) → ((𝐴 · 𝐵) · 𝐶) = (𝐴 · (𝐵 · 𝐶))) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 ∧ w3a 1103 = wceq 1570 ∈ wcel 2145 Vcvv 3451 ‘cfv 6531 (class class class)co 7412 ℂcc 11179 · cmul 11186 Basecbs 17367 .rcmulr 17409 Scalarcsca 17411 ·𝑠 cvsca 17412 ringLModcrglmod 21427 ℂfldccnfld 21658 ℂModcclm 25363 ℂVecccvs 25424 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1828 ax-4 1842 ax-5 1943 ax-6 2000 ax-7 2041 ax-8 2147 ax-9 2155 ax-10 2178 ax-11 2194 ax-12 2213 ax-ext 2733 ax-rep 5232 ax-sep 5249 ax-nul 5260 ax-pow 5327 ax-pr 5391 ax-un 7740 ax-cnex 11237 ax-resscn 11238 ax-1cn 11239 ax-icn 11240 ax-addcl 11241 ax-addrcl 11242 ax-mulcl 11243 ax-mulrcl 11244 ax-mulcom 11245 ax-addass 11246 ax-mulass 11247 ax-distr 11248 ax-i2m1 11249 ax-1ne0 11250 ax-1rid 11251 ax-rnegex 11252 ax-rrecex 11253 ax-cnre 11254 ax-pre-lttri 11255 ax-pre-lttrn 11256 ax-pre-ltadd 11257 ax-pre-mulgt0 11258 ax-addf 11260 ax-mulf 11261 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3or 1104 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1813 df-nf 1817 df-sb 2100 df-mo 2565 df-eu 2595 df-clab 2740 df-cleq 2753 df-clel 2836 df-nfc 2910 df-ne 2957 df-nel 3063 df-ral 3078 df-rex 3088 df-rmo 3366 df-reu 3367 df-rab 3414 df-v 3453 df-sbc 3740 df-csb 3848 df-dif 3902 df-un 3904 df-in 3906 df-ss 3916 df-pss 3919 df-nul 4280 df-if 4483 df-pw 4559 df-sn 4585 df-pr 4587 df-tp 4589 df-op 4591 df-uni 4868 df-iun 4953 df-br 5104 df-opab 5168 df-mpt 5187 df-tr 5213 df-id 5546 df-eprel 5551 df-po 5559 df-so 5560 df-fr 5604 df-we 5606 df-xp 5657 df-rel 5658 df-cnv 5659 df-co 5660 df-dm 5661 df-rn 5662 df-res 5663 df-ima 5664 df-pred 6297 df-ord 6358 df-on 6359 df-lim 6360 df-suc 6361 df-iota 6487 df-fun 6533 df-fn 6534 df-f 6535 df-f1 6536 df-fo 6537 df-f1o 6538 df-fv 6539 df-riota 7369 df-ov 7415 df-oprab 7416 df-mpo 7417 df-om 7867 df-1st 7990 df-2nd 7991 df-tpos 8227 df-frecs 8283 df-wrecs 8314 df-recs 8363 df-rdg 8402 df-1o 8460 df-er 8701 df-en 8958 df-dom 8959 df-sdom 8960 df-fin 8961 df-pnf 11326 df-mnf 11327 df-xr 11328 df-ltxr 11329 df-le 11330 df-sub 11524 df-neg 11525 df-div 11955 df-nn 12317 df-2 12386 df-3 12387 df-4 12388 df-5 12389 df-6 12390 df-7 12391 df-8 12392 df-9 12393 df-n0 12588 df-z 12675 df-dec 12796 df-uz 12947 df-fz 13621 df-struct 17305 df-sets 17322 df-slot 17340 df-ndx 17352 df-base 17368 df-ress 17389 df-plusg 17421 df-mulr 17422 df-starv 17423 df-sca 17424 df-vsca 17425 df-ip 17426 df-tset 17427 df-ple 17428 df-ds 17430 df-unif 17431 df-0g 17592 df-mgm 18796 df-sgrp 18888 df-mnd 18904 df-grp 19127 df-minusg 19128 df-subg 19313 df-cmn 19976 df-abl 19977 df-mgp 20341 df-rng 20355 df-ur 20388 df-ring 20441 df-cring 20442 df-oppr 20547 df-dvdsr 20567 df-unit 20568 df-invr 20598 df-dvr 20611 df-subrng 20778 df-subrg 20802 df-drng 20962 df-lmod 21117 df-lvec 21358 df-sra 21428 df-rgmod 21429 df-cnfld 21659 df-clm 25364 df-cvs 25425 |
| This theorem is used by: (None) |
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